Hilger Watts Theodolite Manual

Turn the main internal focusing knob until the target is clear. Move your eye slightly up and down; if the crosshairs appear to shift against the target, eliminate this parallax error by fine-tuning the focusing knob.

Hilger & Watts theodolites are mechanical marvels, but they require careful handling. hilger watts theodolite manual

Scale-reading microscope showing both horizontal and vertical circles simultaneously. Hilger & Watts Microptic No. 2 (One-Second Theodolite) Turn the main internal focusing knob until the

A step-by-step guide is given in the 1986 training film: "Setting up a theodolite -- Measuring horizontal angles -- Measuring vertical angles -- Packing up". The manual for these instruments follows a standard

The manual for these instruments follows a standard "transit" procedure: Setup and Centering Mount the instrument on its tripod, ensuring the centering screw is initially loose. optical plummet

While Hilger & Watts produced various specialized instruments, three primary models dominated the surveying market: Hilger & Watts Microptic No. 1 (One-Minute Theodolite)